/*
 * Copyright 2008 Carnegie Mellon University
 * Licensed under the Apache License, Version 2.0 (the "License"); 
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *  
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, 
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied. See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package edu.cmu.lti.sepia.util;

import javax.servlet.http.HttpSession;

public class SessionUtil {

	private HttpSession session;
	public SessionUtil( HttpSession session ) {
		this.session = session;
	}
	
	public String readString( String key, String defaultValue ) {
		try {
			return (String)session.getAttribute(key);
		} catch ( Exception e ) {
			return defaultValue;
		}
	}
	
	public int readInt( String key, int defaultValue ) {
		try {
			return (Integer)session.getAttribute(key);
		} catch ( Exception e ) {
			return defaultValue;
		}
	}
}
